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a rectangular plot of land has a perimeter of 680 feet. the land is 60 feet longer than it is wide. find the length and width of the land. ( with matrices if you can)

Sagot :

Luanaidn
[tex]x-width\ of\ land\\x+60-length\ of\ land\\\\2x+2(x+60)=680\\2x+2x+120=680\\4x=680-120\\4x=560\ \ \ \ \ \ \ \ \ |:4\\x=14\\\\x+60=14+60=74\\\\Dimension\ of\ the\ land\ is\ 14\ width\ and\ 74\ length.[/tex]
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